JPH0718773U - Game ball detection unit for pachinko machines - Google Patents

Abstract

(57) [Summary] [Purpose] A mechanism for receiving game balls, detecting the received game balls, and communicating with the outside is installed in a lump. [Structure] At the bottom of the ball receiving case 11 attached to the game board, a large number of game ball detecting switches 21 arranged in a row in a row facing the respective ball receiving ports 29 are individually detachably attached, At the rear end of the ball receiving case 11, a large number of distribution connectors 34 to which respective connection terminals respectively connected to the respective game ball detection switches 21 are attached and detached, and respective detection signals of the respective game ball detection switches 21 are collected and externally connected. The printed circuit board 33 to which the collective connector 35 that communicates with is attached is coupled to each gaming ball detection switch 21, each distribution connector 34,
Each electrically exposed portion of the printed circuit board 33 is protected by a cover 49 attached to the ball receiving case 11.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a game ball detection unit for detecting a game ball falling from the game surface into the machine in an arrangement game type pachinko machine.

[0002]

[Prior art]

 In the conventional game ball detection mechanism that detects each game ball falling into a large number of ball receiving ports arranged on the game surface, the number of detection switches facing each ball receiving port is complicated and the number of steps is complicated. There was a problem.

[0003]

[Problems to be solved by the device]

 The present invention unitizes a game ball detection mechanism having a large number of ball sockets arranged on the game surface and a plurality of detection switches for detecting a game ball that has fallen into each ball socket. The object is to simplify the assembly of the ball detection mechanism to the game board.

[0004]

[Means for Solving the Problems]

 The device of the present invention is provided with a plurality of ball receiving openings, which are opened to receive game balls, in a ball receiving case attached to the back surface of the game board of the pachinko machine. In order to detect each game ball that has fallen, each game ball detection switch, which is respectively installed in each ball receiving port, is attached to the ball receiving case.

[0005]

[Action]

 A game ball detection mechanism is unitized by incorporating a detection switch group for game ball detection into a ball receiving case that opens a number of ball receiving ports to receive game balls, and each detection switch is attached by mounting the ball receiving case on the game board. Is attached to the game board.

[0006]

【Example】

 Next, an embodiment of the present invention will be described with reference to the drawings. Arrangement game form in which a game is completed by hitting a certain number (for example, 16) of pachinko balls on the game surface, and the combination of the numbers of the ball sockets in which the game balls have fallen down defines the winning conditions. In the pachinko machine, the game board 7 is detachably attached to the opening of the front frame (not shown).

The glass frame 4 for opening and closing the game surface 7a of the game board 7 is inserted through a bearing portion 41 curved in the vertical frame portion 4a on the rotation fulcrum side thereof and is axially supported by the front frame 38. It is supported rotatably horizontally with respect to the front frame through the left and right vertical frame portions 4a, 4b and the lower frame portion 4c of the glass frame 4 and has a pair of front and rear groove portions 39, 39 in the longitudinal direction. It is recessed in parallel along the. Two pieces of glass 40, 40 are double-fitted in the glass frame 4 in such a manner that both side edges and bottom edges thereof are fitted in both groove portions 39 and are separated from each other in the front-rear direction so as to be taken out upward. . A through hole 69 is opened at a lower end portion of the vertical frame portion 4a on the rotation fulcrum side of the glass frame 4.

Electrical components such as a proximity switch 50 and a solenoid 51 are attached to the back surface 7b of the game board 7 as shown in FIG. 5, and electrical components such as a limit switch 53 and an LED 54 are attached to the game board 7. The connection parts are attached with the back surface 7b exposed.

A rectangular plate-shaped connector board 52 is attached near the upper end of the back surface 7b of the game board 7, and a plurality of distribution connectors 55 to 55 and the respective distribution connectors 55 are attached to the back surface of the connector board 52. And a relay connector 56 connected to. The proximity switch 50, the solenoid 51, the limit switch 53, the LED 54, etc. are connected to the distribution connector 56 via lead wire bundles 58 to 58, respectively, and both lead wire bundles 58 are driven into the game board 7 at their tips. It is fixed to the back surface 7b of the game board 7 by means of a gate-shaped presser nail 59.

A horizontally elongated through hole 31 is provided at the bottom of the game board 7, and a pair of left and right cylindrical engaging members 32, 32 are provided on both sides of the through hole 31, respectively. A flexible hooking piece 32a is elastically deformable in the radial direction on the body of each of the engaging members 32. The end edge is slightly projected to the outside of the outer peripheral surface of the engaging member 32 so as to be elastically retractable inward.

A vertically long support member 13 is attached along the side edge slightly inward of one side edge near the center of the back surface 7b of the game board 7, and the upper and lower ends of the substrate 13a of the support member 13 are attached. On the back surface of the part, leg pieces 13b are respectively provided so as to be mounted in a state where the board 13a is separated from the back surface 7b of the game board 7, and the supporting member 13 is provided on the game board 7 via screws 25 inserted into both leg pieces 13b. It is fastened to the back surface 7b. The ribs 13c formed on the front surface side of the substrate 13a are respectively provided with projecting pieces 13d at the upper and lower ends thereof, and the projecting pieces 13d are respectively provided with bearing holes 14, 14 whose upper ends are open.

Near the central portion of the back surface 7b of the game board 7, a substantially cylindrical locking member 15 can be rotated inward of the side edge on the other side via a screw inserted into the locking member 15. Is attached to. A supporting edge 15b is provided in the vicinity of the central portion of the body 15a of the locking member 15 so as to project along the circumferential direction, and at the tip of the body 15a, there is a reciprocal movement for rotating the locking member 15. A pair of knobs 15c, 15c protruding in the direction are formed.

The back cover 16 that covers the back surface 7b of the game board 7 in an openable and closable manner is formed in a substantially rectangular box shape, and protrudes at the upper and lower portions of a flange portion 16a on one side formed along one side edge thereof. On the lower surfaces of the upper and lower protruding pieces 17, 17 provided are a pair of upper and lower support shafts 18, 18 which are formed so as to be inserted into the respective bearing holes 14 of the support member 13 so as to be detachable upward. The back cover 16 is hung down and supported in a cantilever manner on the support member 13 via both support shafts 18 so as to be horizontally rotatable, and the back cover 16 is slightly lifted to support both support shafts 18 in both bearings. The back cover 16 can be removed from the inside of the hole 14 and removed from the support member 13.

A pair of upper and lower leg pieces 19 are projectingly provided on the back surface of the upper and lower end portions of the flange portion 16b on the free end side of the back cover 16, and the locking member 15 is provided near the central portion of the flange portion 16b. The inner hole 20a formed in a round hole for inserting and removing the body portion 15a of the locking member 15 and restricting the insertion of the support edge 15b and the square holes for inserting and removing both knobs 15c of the locking member 15 respectively. An insertion hole 20 having an upper hole 20b and a lower hole 20c, which are formed in the shape of a circle and are continuously provided at the upper and lower ends of the intermediate hole 20a, is provided through the hole 20a. A pair of stoppers 21 and 21 are formed on the hole edge of the middle hole 20a of the insertion hole 20 so as to define the turning range of the knob 15c of the locking member 15 in a rotational symmetry of 180 ° along the circumferential direction. It is projected.

When the locking member 15 is inserted into the insertion hole 20 with both knobs 15 c of the locking member 15 oriented vertically, the hole edge of the middle hole 20 a of the insertion hole 20 is the supporting edge of the locking member 15. The free end side flange portion 16b of the back cover 16 is held in a state of being separated from the back surface 7b of the game board 7 by abutting against 15b, and in this state, the two knobs 15c of the locking member 15 are rotated by 90 ° to move horizontally. When it is directed to, the insertion hole 20 is prevented from coming off by both knobs 15c, and the back cover 16 is locked in a closed state in which the back surface 7a of the game board 7 is covered with a gap allowing passage of a pachinko ball. Further, in this state, when both knobs 15c are turned in the opposite direction by 90 ° and oriented in the vertical direction, the retaining state of the insertion hole 20 is released and the free end side flange portion 16b of the back cover 16 is released. The back cover 16 can be rotated to open the back surface 7b of the game board 7. Further, in this state, the back cover 16 can be removed from the support member 13.

In the game ball detection unit U assembled in the lower part of the game board 7, the horizontally long ball receiving case 11 penetrates the through hole 31 of the game board 7 and is assembled on the back surface 7b of the game board 7. At the rear end of the ball receiving case 11, a horizontally long board 11a is formed vertically, which is attached to the rear of the back surface 7a of the game board 7 with a slight distance therebetween, and a large number of switches are formed on the board 11a. The H insertion holes 25 are provided so as to be arranged in a zigzag shape in the lateral direction. In front of the board 11a, a lower plate 26 attached to the back surface 7a of the game board 7 and having a height smaller than that of the board 11a, and a bottom plate 27 connected to the upper end of the lower plate 26 and inclined forward and upward. And a plurality of partition walls 28 to 28 which are erected on the bottom plate 27 at regular intervals over the entire length of the bottom plate 27 to integrally form a ball gutter 11b. A pair of upper and lower engaging grooves 37 are provided in parallel along the longitudinal direction.

Between the respective partition walls 28 of the ball receiving trough 11b, ball receiving openings 29 to 29 opened for letting in game balls are formed and arranged in a horizontal row at equal intervals. The front part of is projected to the front of the game surface 7a to receive the game ball which falls along the game surface 7a, while the rear part of each ball receiving port 29 falls along the back surface 7b of the game board 7 Is projected to the rear of the back surface 7a to receive the.

A pair of left and right mounting portions 11c and 11c are laterally extended at both left and right ends of the ball receiving case 11, and mounting holes 30 for inserting the engaging member 32 are formed in the both mounting portions 11c. In the ball receiving case 11, the engaging pieces 32a of the two engaging members 32, which are respectively inserted through the two attaching holes 30, are engaged with the edges of the two attaching holes 30, so that the engaging members 32 are inserted. In a state where it is prevented from coming off, it is detachably attached to the back surface 7a of the game board 7 via both attachment members 32.

In the lower part of the ball receiving case 11, in order to detect each game ball that has fallen into each ball receiving port 29 without contact, the ball receiving port 29 is provided opposite to the ball receiving port 29. The same number of close switch type game ball detection switches 21 to 21 are detachably attached. Each game ball detection switch 21 is inserted into the switch insertion hole 25 of the ball receiving case 11 and the front end thereof is engaged in the locking groove 37. It is detachably supported and arranged in a zigzag pattern in the lateral direction.

The detection openings 21a opened respectively for allowing the game balls to pass through the front part of each game ball detection switch 21 are arranged immediately below the lower ends of the respective ball receiving ports 29, while each game is The connection portion 21b at the rear end of the ball detection switch 21 is projected rearward of the substrate 11a.

A printed circuit board 33 having a printed wiring for a game ball detection switch printed on the front side is attached to the upper rear end of the substrate 11a of the ball receiving case 11, and each game ball is attached to the rear side of the printed circuit board 33. A large number of connection terminals 34 to 34 for connecting the detection switch 21 and the printed wiring of the printed circuit board 33 are attached, and the printed wiring of the printed circuit board 33 is collected near the central portion of the rear side surface of the printed circuit board 33. A collective connector 35 that connects to the external wiring is attached, and a cover 49 is screwed to the substrate 11a.

In order to display the number of the ball socket 29 into which the game ball has fallen, the display plate 42 horizontally fitted to the lower end of the glass frame 4 and formed in the shape of a horizontally long flat box has both sides. In the state of being sandwiched between the glass 40 and sandwiched between the vertical frame portions 4a and 4b of the glass frame 4, the glass frame 4 is vertically installed on the lower frame portion 4c of the glass frame 4 in front of the ball receiving case 11. It is located below.

The same number of windows 42a to 42a as the number of ball receiving openings are formed in the display plate 42 in a rectangular shape and arranged in a horizontal row, and each ball receiving member is provided on the upper end of the surface of the display plate 42. The numbers 1, 2, 3, ... 16 corresponding to the numbers of the mouths 29 are displayed in a horizontal row facing the respective window portions 42a.

A horizontally long printed circuit board 43 is attached to the back surface of the display board 42 with screws, and the printed circuit board 43 is provided with a ball receiving port 29 for notifying the number of the ball receiving port 29 into which a game ball has fallen. The same number of LEDs 44 to 44 as the number of LEDs are attached and arranged in a horizontal row. Each LED 44 is connected to the printed wiring of the printed circuit board 43, and the tip of each LED 44 projects into each window 42a.

A collective connector 45 for collecting the printed wirings of the printed circuit board 43 and connecting the printed wirings of the printed circuit board 43 to the external wiring is attached to one end of the printed circuit board 43 facing the vertical fulcrum side vertical frame portion 4a of the glass frame 4. .

The control board storage box B assembled to the back surface of the back cover 16 is a box-shaped control board 23 on which electronic circuits for arrangement games are printed and a box-like shape that covers almost the entire surface of the control board 23 in an openable manner. And a cover 24, and the control board 23 is detachably attached to the back cover 16.

A first collecting / delivering connector 46 and a second collecting / delivering connector 47, which are respectively connected to the printed wirings, are attached to the back surface of the control board 23 along one side edge and the bottom edge of the control board 23, respectively. Both collecting and delivering connectors 46 and 47 are exposed outside the cover 24.

The relay collector 56 of the collector board 52 is connected to the second collecting / delivering connector 47 of the control board 23 via the lead wire bundle 48A, and the collective connector 35 of the gaming ball detection unit U is connected via the lead wire bundle 48B. It is connected to the second collecting and delivering connector 47, and the collecting connector 45 of the display board 42 is connected to the first collecting and delivering connector 46 via the lead wire bundle 48C, and the detection signal transmitted by each proximity switch 21 of the game ball detecting unit U is detected. Is transmitted to the control circuit of the control board 23 via the connection terminal 34, the printed circuit board 33, the collective connector 35, and the second collection / delivery connector 47, and the control circuit of the control board 23 transmits the first collection / delivery connector 46 and the collective connector 45. , LED44 which is transmitted to each LED44 via the printed circuit board 43 and corresponds to the number of the ball receiving hole 29 into which the game ball has dropped It lights up and informs the player of the ball socket number in which each game ball has fallen.

The output signals transmitted from the proximity switch 50, the limit switch 53, etc. are transmitted to the control circuit of the control board 23 via the distribution connector 55, the relay connector 56, and the second collection / delivery connector 47, and the solenoid 51, the LED 54. The output signal of the control board 23 is transmitted to the other components via the second collection / delivery connector 47, the relay connector 56, and the distribution connector 55.

Next, the operation and effect of the embodiment having the above-mentioned configuration will be described. In this example, the ball receiving case 11 attached to the back surface 7b of the game board 7 is provided with a large number of ball receiving openings 29 that are opened to receive the game balls, and the ball receiving case 11 has each In order to detect each game ball that has fallen into each ball receiving port 29, each game ball detecting switch 21 that is provided in opposition to each ball receiving port 29, a printed circuit board 33 for the game ball detecting switch, and each game A connection terminal 34 for connecting the ball detection switch 21 and the printed circuit board 33, and a collective connector 35 for connecting the printed circuit board 33 and the control board 23 are incorporated.

Therefore, by incorporating the game ball detection switch 21, the connector, and the printed circuit board 33 into the ball receiving case 11 in which each ball receiving port 29 is formed, the game ball detecting mechanism is unitized, and each game ball detecting switch 21. Also, the number of assembling steps of the game board 7 for the electric wiring for game ball detection can be simplified, and the game ball detection mechanism can be made compact to reduce its mounting space.

[0032]

[Effect of device]

 In the present invention, the ball receiving case attached to the back of the game board of the pachinko machine has a large number of ball receiving openings that are opened to receive the game balls, and each of these ball receiving openings The game ball detection mechanism is unitized by mounting each game ball detection switch, which is installed opposite to each ball receiving port, to detect each game ball that has fallen into the ball receiving case. The number of steps for assembling the ball detection switch to the game board can be simplified, and the game ball detection mechanism can be made compact to reduce the installation space.

[Submission date] August 23, 1994

[Procedure Amendment 2]

[Document name to be amended] Statement

[Name of item to be corrected] 0002

[Correction method] Change

[Correction content]

[0002]

[Prior art]

Numerous arranged in game board pieces of complicated mounting labor to attach the plurality of detecting switches in the conventional gaming ball detection mechanism for detecting each game ball that落入the ball socket wiring state of each detection switch There was a complicated problem.

[Procedure 3]

[Document name to be amended] Statement

[Name of item to be corrected] 0003

[Correction method] Change

[Correction content]

[0003]

[Problems to be solved by the device]

This invention is, in the gaming ball detection unit, in which a large number of simplified handling unpleasant replacement of gaming ball detection switch and a simplification child object of wiring state of each gaming ball detection switch.

[Procedure amendment 4]

[Document name to be amended] Statement

[Correction target item name] 0004

[Correction method] Change

[Correction content]

[0004]

[Means for Solving the Problems]

The present invention has a large number of ball receiving openings arranged in a row along the playing surface, and each detecting opening is located below the ball receiving case that is detachably attached to the game board . It mounted for separate removal a large number of gaming ball detection switches arranged in a plurality of rows in the transverse direction while being respectively disposed immediately below in a state in which shifted the mounting position, the rear end of the ball receiving case set to contact the outside to collect the number and number of dispensing connector the installed respectively upward respectively connected to each gaming ball detection switch for each gaming ball detection switch, a detection signal of the switch detect each game balls with coupling the printed circuit board in which the connector is mounted, the said ball receiving case said electrically exposed portion of the gaming ball detection switches, said each distribution connector, and the set connector, and the said print substrate Housed inside With bound constituting a cover.

[Procedure Amendment 5]

[Document name to be amended] Statement

[Name of item to be corrected] 0005

[Correction method] Change

[Correction content]

[0005]

[Action]

In the game ball detection unit having the above configuration, a large number of game ball detection switches Switch and a large number of distribution connectors, each game ball detection switch Arranged in a row in the horizontal direction in multiple rows, with the detection ports of each game ball detection switch It is arranged just below the ball receiving port, and each distribution connector is placed above each game ball detection switch. Connected in each installed state, distribute the detection signal detected by each game ball detection switch Electrically exposed part of each game ball detection switch collected by the connector and contacted to the outside And each distribution connector, the collective connector and the printed circuit board are protected by the cover. .

[Procedure correction 6]

[Document name to be amended] Statement

[Correction target item name] 0021

[Correction method] Change

[Correction content]

A printed circuit board 33 having a printed wiring for a game ball detection switch printed on the front side is attached to the upper rear end of the substrate 11a of the ball receiving case 11, and each game ball is attached to the rear side of the printed circuit board 33. A large number of connecting the detection switch 21 and the printed wiring of the printed circuit board 33.Distribution connector34 to 34 are attached, and near the center of the rear surface of the printed board 33.Collects detection signals from each game ball detection switch 21Then, the collective connector 35 that connects to the external wiring is attached, and further, to the substrate 11a. Each connection portion 21b of each game ball detection switch 21, each distribution connector 34, a collective connection The data 35 was housed inside Cover 49 is screwCombined byHas been done.

[Procedure Amendment 7]

[Document name to be amended] Statement

[Correction target item name] 0028

[Correction method] Change

[Correction content]

The relay collector 56 of the collector board 52 is connected to the second collecting / delivering connector 47 of the control board 23 via the lead wire bundle 48A, and the collective connector 35 of the gaming ball detection unit U is connected via the lead wire bundle 48B. It is connected to the second collecting and delivering connector 47, and the collecting connector 45 of the display board 42 is connected to the first collecting and delivering connector 46 via the lead wire bundle 48C, and each gaming ball detecting switch 21 of the gaming ball detecting unit U transmits the detection. The signal is transmitted to the control circuit of the control board 23 via the distribution connector 34, the printed circuit board 33, the collective connector 35, and the second collection / delivery connector 47, and the control circuit of the control board 23 also provides the first collection / delivery connector 46 and the collective connector 45. , L corresponding to the number of the ball socket 29 through which the game ball has been transmitted, which is transmitted to each LED 44 via the printed circuit board 43 ED44 lights, spheres socket numbers each game ball is落入is Ru is informed to the player.

[Procedure Amendment 8]

[Document name to be amended] Statement

[Name of item to be corrected] 0030

[Correction method] Change

[Correction content]

Next, the operation and effect of the embodiment having the above-mentioned configuration will be described. In this example, has a number arranged in a horizontal row along the game board 7a number of balls receiving port 29, the detection port 21 a at the bottom of Tama受case 11 removably attached to the game board 7 It mounted for separately in detaching a state but a large number of gaming ball detection switch 21 arranged in a plurality of rows in the transverse direction while being respectively disposed immediately below the ball socket 29 shifted its mounting position, a plurality of distributable connector 34 is a rear end connected to respective gaming ball detection switch 21 are respectively installed above each of the gaming ball detection switch 21 of Tama受case 11, the detection of the gaming ball detection switch 21 with coupling the printed circuit board 33 and the set connector 34 is attached to contact the outside to collect signals, electrical exposed portion of the gaming ball detection switch 21 is in Tama受case 11, and each dispensing connector 34 , The set A connector 35, and the printed circuit board 33 are bonded to cover 44 contained therein.

[Procedure Amendment 9]

[Document name to be amended] Statement

[Correction target item name] 0031

[Correction method] Change

[Correction content]

Therefore, since each game ball detection switch 21 can be individually removed from the ball receiving case 11, only the necessary game ball detection switch 21 can be removed and replaced or repaired . Each game ball detection switch 21 The handling, replacement work, and repair work can be simplified, and the detection signals detected by the game ball detection switches 21 can be collectively transmitted to the outside by the collective connector 35. Further, in a state in which a plurality of rows of the game ball detection switches 21 are arranged in the lateral direction with their mounting positions shifted and each distribution connector 34 is installed above the game ball detection switch 21, each of the game ball detection switches 21 is arranged. Since the distribution connector 34 and the distribution connector 34 are connected to each other, the game ball detection switch 21 can be installed compactly in a state where each detection port 21a is arranged directly below the ball receiving port 29 while avoiding mutual interference thereof. In addition, each gaming ball detection switch 21 and each distribution connector 34 can be arranged at a minimum interval and can be connected orderly with a lead wire of a minimum length, and connected to each gaming ball detection switch 21. It has been able to simplify Oyo finely chiseled the wiring state of the lead wire. Further, since the gap between the gaming ball detection switch 21 adjacent is formed, removal of the gaming ball detection switch 21, the replacement work can be smoothly performed without being obstructed by the gaming ball detection switch 21 adjacent . Moreover, anti electrically exposed portion of the gaming ball detection switch 21, the dispense connector 34, current coupling connector 35, the malfunction detection errors and gaming ball detection switch 21 of the game ball to protect the printed circuit board 33 by a cover 49 can do.

[Procedure Amendment 10]

[Document name to be amended] Statement

[Name of item to be corrected] 0032

[Correction method] Change

[Correction content]

[0032]

[Effect of device]

According to the present invention, each game ball detection switch can be individually removed from the ball receiving case. It is possible to remove, replace, and repair only the required game ball detection switch. Therefore, the handling, replacement work and repair work of each gaming ball detection switch can be simplified. In addition, connect the detection signals detected by each game ball detection switch Data can be collectively transmitted to the outside. Also, each game ball detection switch is arranged in a plurality of rows by shifting its mounting position. With each of the distribution connectors installed above the game ball detection switch, each game ball Since the detection switch and each distribution connector are connected, each game ball detection switch To avoid mutual interference, place each detection port directly under the ball receiving port Can be installed in the game, each game ball detection switch and each distribution connector And are placed at the minimum distance, and tidy with the lead wires of the minimum length. Can be connected, the wiring state of the lead wire connected to each game ball detection switch Can be simplified and neat. Also, since a gap is formed between the adjacent game ball detection switches, the game ball detection switch The individual removal and replacement of the switch is blocked by the adjacent game ball detection switch. It can be done smoothly without being missed. Furthermore, the electrically exposed part of each game ball detection switch, each distribution connector, collective connector Protect the game board and printed circuit board with a cover and detect missed game balls or detect game balls. It is possible to prevent malfunction of the switch.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of an essential part showing an embodiment of the present invention.

FIG. 2 is a vertical sectional view of a main part.

FIG. 3 is an exploded perspective view of a main part.

FIG. 4 is a rear view of the game board.

FIG. 5 is a rear view of the game board with the back cover removed.

6 is an enlarged sectional view taken along line X3-X3 of FIG.

7 is an enlarged sectional view taken along line X2-X2 of FIG.

[Explanation of symbols]

 4 glass frame 7 game board 7b back side 11 ball receiving case 21 game ball detection switch 29 ball receiving port 33 printed circuit board 34 distribution connector 35 collective connector 40 glass 42 display board 43 printed circuit board 44 display LED 45 collective connector U game detection unit

─────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] August 23, 1994

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be corrected] Claim 1

[Correction method] Change

[Correction content]

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Mikio Sugita 1, 22 Kamotsuki-cho, Nakamura-ku, Nagoya, Aichi Prefecture Daiichi Shokai Co., Ltd. (72) Creator Ryoichi Oya Kamome, Nakamura-ku, Nagoya, Aichi 1-22 Town, Daiichi Shokai Co., Ltd.

Claims (1)

[Scope of utility model registration request] 1. A ball receiving case attached to the back surface of a game board of a pachinko machine is provided with a large number of ball receiving openings that are opened so that game balls can be received in the ball receiving case. A game ball detection unit in a pachinko machine, characterized in that each game ball detection switch, which is respectively provided in opposition to each ball receiving port, is attached to the ball receiving case in order to detect each game ball that has entered.